2001 BMW 745 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2001 BMW 745. In addition, the cost of maintenance, including insurance, on 2001 BMW 745 would be higher. At 4,398 cc (8 cylinders), 2001 BMW 745 is equipped with a bigger engine. In terms of performance, 2001 BMW 745 (325 HP @ 6100 RPM) has 227 more horse power than 2005 Opel Astra. (98 HP @ 4400 RPM). In normal driving conditions, 2001 BMW 745 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW 745 weights approximately 675 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 BMW 745 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2001 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2001 BMW 745 (450 Nm @ 3600 RPM) has 210 more torque (in Nm) than 2005 Opel Astra. (240 Nm @ 2300 RPM). This means 2001 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2001 BMW 745 has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 BMW 745 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 BMW 745 | 2005 Opel Astra | |
| Make | BMW | Opel |
| Model | 745 | Astra |
| Year Released | 2001 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1248 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 325 HP | 98 HP |
| Engine RPM | 6100 RPM | 4400 RPM |
| Torque | 450 Nm | 240 Nm |
| Torque RPM | 3600 RPM | 2300 RPM |
| Engine Bore Size | 92 mm | 69.6 mm |
| Engine Stroke Size | 82.7 mm | 82 mm |
| Engine Compression Ratio | 10.5:1 | 18.4:1 |
| Top Speed | 250 km/hour | 174 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 13.6 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1985 kg | 1310 kg |
| Vehicle Length | 5140 mm | 4300 mm |
| Vehicle Width | 1910 mm | 1760 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 3140 mm | 2520 mm |
| Fuel Tank Capacity | 88 L | 52 L |
